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\begin{tabular}{lccc} \hline
 & (1) & (2) & (3) \\
VARIABLES & Ln Employment over floorspace - Montreal Roll & Ln Employment over floorspace - Montreal Roll & Ln Employment over building footprint \\ \hline
 &  &  &  \\
Ln Population CMA &  &  & -0.080$^c$ \\
 &  &  & (0.044) \\
Ln CMA surface area &  &  & 0.022 \\
 &  &  & (0.065) \\
Distance to the closest city centre & -0.009 & -0.040 & 0.006 \\
 & (0.013) & (0.026) & (0.006) \\
cat0==2 & 0.587$^a$ & 0.329$^b$ & 0.444$^a$ \\
 & (0.081) & (0.163) & (0.054) \\
cat0==3 & -0.090 & -0.282 & 0.266$^a$ \\
 & (0.199) & (0.649) & (0.085) \\
\\# neighbors &  &  & -0.420$^a$ \\
 &  &  & (0.044) \\
\\# neighbors$^{2}$ &  &  & 0.055$^a$ \\
 &  &  & (0.010) \\
\\# neighbors$^{3}$ &  &  & -0.003$^a$ \\
 &  &  & (0.001) \\
\\# neighbors$^{4}$ &  &  & 0.000$^a$ \\
 &  &  & (0.000) \\
Ln Employment & 0.686$^a$ & 0.696$^a$ & 0.658$^a$ \\
 & (0.034) & (0.064) & (0.022) \\
hoffice==2 & 0.055 & -0.100 & 0.050 \\
 & (0.115) & (0.270) & (0.064) \\
exports==2 & -0.142$^c$ & -0.126 & -0.160$^a$ \\
 & (0.080) & (0.153) & (0.037) \\
\\# functions in the estab. & 0.141$^c$ & 0.096 & -0.011 \\
 & (0.073) & (0.145) & (0.034) \\
\\# 4-digit NAICS & -0.064 & -0.010 & 0.028 \\
 & (0.050) & (0.100) & (0.027) \\
\\# products & 0.014 & 0.046 & -0.010 \\
 & (0.020) & (0.033) & (0.009) \\
Ln Distance to major airport & 0.140$^b$ & 0.167 & -0.059$^a$ \\
 & (0.058) & (0.116) & (0.019) \\
Ln Distance to freight station & 0.006 & 0.037 & 0.009 \\
 & (0.050) & (0.116) & (0.018) \\
Ln Distance to junction & 0.013 & 0.060 & 0.050$^b$ \\
 & (0.039) & (0.089) & (0.021) \\
(count) number\_NEQ & -0.038$^a$ & -0.033 &  \\
 & (0.002) & (0.022) &  \\
number\_NEQ2 & 0.000$^a$ & 0.000 &  \\
 & (0.000) & (0.001) &  \\
number\_NEQ3 & -0.000$^a$ & 0.000 &  \\
 & (0.000) & (0.000) &  \\
number\_NEQ4 & 0.000$^a$ & 0.000 &  \\
 & (0.000) & (0.000) &  \\
 &  &  &  \\
Observations & 873 & 188 & 2,191 \\
R-squared & 0.719 & 0.683 & 0.537 \\
 r2\_p & . & . & . \\ \hline
\multicolumn{4}{c}{ Robust standard errors in parentheses} \\
\multicolumn{4}{c}{ $^a$ p$<$0.01, $^b$ p$<$0.05, $^c$ p$<$0.1} \\
\end{tabular}
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